Moral Obligation: and duty & interestAuthor: H. A. Prichard Publisher: Oxford University Press, 1968 Condition: Softcover, slight markings on first page, interior clean Harold Prichard was the acknowledged leader of a group of moral philosophers who worked together in Oxford between the two World Wars, and which included W. D. Ross, E. F. Carritt (a pupil of Prichards) and H. W. B. Joseph.